package main

import (
	"context"
	_case "day4/case"
	"os"
	"os/signal"
)

func main() {
	//_case.CusNumCase()
	//_case.BuiltInCase()
	//_case.TTypeCase()
	//_case.TTypeCase1()
	//_case.InterfaceCase()
	_case.RecevierCase()
	ctx, stop := signal.NotifyContext(context.Background(), os.Interrupt, os.Kill)
	defer stop()
	<-ctx.Done()

}
